Ontology highlight
ABSTRACT:
SUBMITTER: Elzanfaly ES
PROVIDER: S-EPMC5760779 | biostudies-literature | 2012 Oct
REPOSITORIES: biostudies-literature
Elzanfaly Eman S ES Saad Ahmed S AS Abd Elaleem Abd Elaziz B AEB
Journal of pharmaceutical analysis 20120421 5
A new simple spectrophotometric method was developed for the simultaneous determination of drugs with interfering spectra in binary mixtures without previous separation. The new method is based on a simple modification for the ratio subtraction method. This modification enabled wider range of application. The proposed ratio difference method was applied for the determination of brimonidine and timolol in laboratory prepared mixtures with mean percentage recoveries 100.40±2.29 and 101.23±1.30 res ...[more]